Isonokami Jingu Shrine is a sacred site where religious souls gather to pray. You can do the same, or simply observe others in worship.
If you're staying a while in Tenri, Isonokami Jingu Shrine is a good place to start your sightseeing. This sacred place is one of many attractions that'll keep you on the go here. Nara Park, Kasuga Shrine, and Yakushi-ji Temple are also waiting for you close by.